#!/usr/bin/env python
# -*- coding: utf-8 -*-
#===============================================================================
# Copyright 2011 zod.yslin
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# 
# Author: zod.yslin
# Email: 
# File Name: raise.py
# Description: 
# 
# Edit History: 
#   2011-10-24    File created.
#===============================================================================
try:
    """
    The sole argument to raise indicates the exception to be raised. 
    This must be either an exception instance or an exception class (a class that derives from Exception).
    """
    raise NameError('HiThere')
except NameError:
    """
    If you need to determine whether an exception was raised but don’t intend to handle it,
    a simpler form of the raise statement allows you to re-raise the exception
    """
    print 'An exception flew by!'
    raise
